# SDR AYKA20240403108

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2024
- Submitted: April 3, 2024
- Operation: Air carrier
- Aircraft: [N107AB](https://openairdocs.org/aircraft/N107AB), registered now
- Make and model: Piper PA-34-200T
- Registry model: [Piper PA-34-200T](https://openairdocs.org/model/piper-pa-34-200t) (OpenAirDocs)
- Aircraft serial: 347770341
- Aircraft time: 7,802 hours
- Engine: Cont TSIO360EB
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Retainer
- Part number: 631996
- Condition: Cracked
- Location: Engine Cylinder
- Part time: 922 hours
- Component: Cylinder, Cont
- Component part number: 641370A1
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AYKA20240403108

## Discrepancy

ROCKER ARM SHAFT RETAINER CONTINENTAL P/N # 631996. FOUND CRACKED RETAINERS DURING ANNUAL INSPECTION WHILE PERFORMING VISUAL INSPECTION. ORDER REPLACEMENTS. OLD PARTS ARE CAST AND NEW STYLE REPLACEMENT WITH SAME PART NUMBER LOOKS TO BE BILLET.

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